[more predominant; most predominant]
more important, powerful, successful, or noticeable than other people or things
Knickers is the predominant [=main] cow in the herd.
Red is the predominant [=main] color in the painting.
Religion is the predominant theme of the play.
She is predominant among new writers.
Older people are predominant in that neighborhood. [=most of the people in that neighborhood are older]